Home / 9,169.89-13,746.87-3,322.50

Finding the Fourth Proportional to 9,169.89, 13,746.87 and 3,322.50

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Solution

The fourth proportional to 9,169.89, 13,746.87 and 3,322.50 is: 4,980.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169.89 : 13,746.87 = 3,322.50 : x
  2. Step 2: Convert to fraction form
    9,169.89/13,746.87 = 3,322.50/x
  3. Step 3: Cross multiply
    9,169.89x = 13,746.87 × 3,322.50
  4. Step 4: Simplify right side
    9,169.89x = 45,673,975.58
  5. Step 5: Solve for x
    x = 45,673,975.58/9,169.89
  6. Step 6: Final answer
    x = 4,980.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.